Chlormethine N-Oxide Derivative from Mexico
Chlormethine N-oxide, a nitrone derivative of bis(2-chloroethyl)methylamine, classified as acyclic monoamine derivative under HTS 2921.19.61.30. The N-oxide maintains amine-function characteristic. Supplied for synthetic chemistry research.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Classify as oxidised amine derivative with NMR/CoA proof; avoid 2910 oxygen-function confusion
• Comply with OSHA carcinogen handling protocols
• Use refrigerated transport for thermal stability